(t *testing.T)
| 10 | ) |
| 11 | |
| 12 | func TestByteInputFlow(t *testing.T) { |
| 13 | t.Run("Test should be an error on empty data", func(t *testing.T) { |
| 14 | buf := bytes.NewBuffer([]byte{}) |
| 15 | |
| 16 | instances := []internal.ByteInput{ |
| 17 | internal.NewByteInput(buf.Bytes()), |
| 18 | internal.NewByteInputFromReader(buf), |
| 19 | } |
| 20 | |
| 21 | for _, input := range instances { |
| 22 | n, err := input.ReadUInt16() |
| 23 | |
| 24 | assert.EqualValues(t, 0, n) |
| 25 | assert.Error(t, err) |
| 26 | |
| 27 | p, err := input.ReadUInt32() |
| 28 | assert.EqualValues(t, 0, p) |
| 29 | assert.Error(t, err) |
| 30 | |
| 31 | b, err := input.Next(10) |
| 32 | assert.Nil(t, b) |
| 33 | assert.Error(t, err) |
| 34 | |
| 35 | err = input.SkipBytes(10) |
| 36 | assert.Error(t, err) |
| 37 | } |
| 38 | }) |
| 39 | |
| 40 | t.Run("Test on nonempty data", func(t *testing.T) { |
| 41 | buf := bytes.NewBuffer(uint16SliceAsByteSlice([]uint16{1, 10, 32, 66, 23})) |
| 42 | |
| 43 | instances := []internal.ByteInput{ |
| 44 | internal.NewByteInput(buf.Bytes()), |
| 45 | internal.NewByteInputFromReader(buf), |
| 46 | } |
| 47 | |
| 48 | for _, input := range instances { |
| 49 | n, err := input.ReadUInt16() |
| 50 | assert.EqualValues(t, 1, n) |
| 51 | require.NoError(t, err) |
| 52 | |
| 53 | p, err := input.ReadUInt32() |
| 54 | assert.EqualValues(t, 2097162, p) // 32 << 16 | 10 |
| 55 | require.NoError(t, err) |
| 56 | |
| 57 | b, err := input.Next(2) |
| 58 | assert.EqualValues(t, []byte{66, 0}, b) |
| 59 | require.NoError(t, err) |
| 60 | |
| 61 | err = input.SkipBytes(2) |
| 62 | require.NoError(t, err) |
| 63 | |
| 64 | b, err = input.Next(1) |
| 65 | assert.Nil(t, b) |
| 66 | assert.Error(t, err) |
| 67 | } |
| 68 | }) |
| 69 | } |
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